DohA written contract for the sale of real property included an integration clause stating that “no extrinsic evidence whatsoever may be introduced in any judicial proceedings involving this Agreement.” The referee who tried the case considered such evidence, finding for the plaintiff only to be reversed by the Court of Appeal.  Hot Rods, LLC v. Northrop Grumman Systems Corp. (2015) 242 CA4th 1166 Continue Reading Contracting to exclude “extrinsic evidence” is enforceable. ( Hot Rods, LLC v. Northrop Grumman Systems Corp. (2015) 242 CA4th 1166